W. Kellerer, Z. Despotovic, M. Michel, A. Tarlano, H. Berndt. P-Gate: Pushing the Operator Service Platform towards the Network Edge, Conference Paper, 13th International Conference on Intelligence in Networks (ICIN 2009), October 2009.

Z. Despotovic, Q. Hofstaetter, M. Michel, W. Kellerer. An Operator Approach to Popularity-based Caching in DHTs, Conference Paper, ICC, May 2010. Copyright © 2010 IEEE

W. Kellerer, Z. Despotovic, M. Michel, S. Zöls, Q. Hofstätter, J. Eberspächer. The Chordella Overlay Network - Testbed experience and requirements, Presentation Slides, KiVS 2009 Open Testbed Workshop, March 2009.

Q. Hofstaetter, Z. Despotovic, W. Kellerer, M. Michel. Chordella - A Hierarchical P2P Overlay Implementation for Heterogeneous Mobile Environments, Conference Paper, IEEE P2P Conference, September 2008. Copyright © 2008 IEEE

Z. Despotovic, W. Kellerer, M. Michel, Q. Wei, J. Widmer, T. Kato. P2P search routing concepts for mobile object tracking, Conference Paper, Mobiquitous 2007 - International Conference on Mobile and Ubiquitous Systems: Computing, Networking and Services, August 2007. Copyright © 2007 IEEE

W. Kellerer, Z. Despotovic, M. Michel, S. Zoels, Q. Hofstätter. Peer-to-Peer Networking in Heterogeneous, Mobile Environments, Invited Presentation, ITG EuroNGI EuroView, July 2007.

W. Kellerer, Z. Despotovic, M. Michel, Q. Hofstaetter, S. Zoels. Towards a Mobile Peer-to-Peer Service Platform, Conference Paper, IEEE SPMS 2007 / SAINT 2007, January 2007. Copyright © 2006 IEEE